FixVault

Possible Causes

Possible Causes 
INTERMITTENT DTC
EXHAUST LEAK
(K41) O2 1/1 SIGNAL CIRCUIT SHORTED TO VOLTAGE
(K902) O2 RETURN (UP) CIRCUIT SHORTED TO VOLTAGE
(K41) O2 1/1 SIGNAL CIRCUIT SHORTED TO GROUND
(K902) O2 RETURN (UP) CIRCUIT SHORTED TO GROUND
(K41) O2 1/1 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
(K902) O2 RETURN (UP) CIRCUIT OPEN OR HIGH RESISTANCE
1/1 OXYGEN SENSOR

Perform *PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .